I remove libqgis_core.so.1.6.0 but the problem still exists... -- View this message in context: http://osgeo-org.1803224.n2.nabble.com/Fwd-Qgis-user-QgsVectorLayer-causes-Failed-to-load-error-tp6482726p6557746.html Sent from the qgis-developer mailing list archive at Nabble.com.